API Application Architect Sr.

Huntington Bancshares Inc•Columbus, OH

35d•Hybrid

About The Position

The Principal Architect - API Application Architecture is a strategic technology leader responsible for defining and evolving the enterprise API architecture that powers modern application ecosystems. This role sets the vision for API design, governance, and platform strategy, enabling secure, scalable, and reusable services across the organization. The architect will champion best practices for API lifecycle management, microservices patterns, and cloud-native integration to accelerate digital transformation and deliver business agility.

Requirements

Bachelor's degree in Computer Science, Information Systems, or related field or equivalent experience in lieu of degree.
7+ years of experience in enterprise architecture or application architecture roles with a concentration of effort on APIs, Authentication, Open Banking, FDX, Developer Portal and external-facing use cases.
Proven expertise in designing and implementing API-based solutions across complex ecosystems.

Nice To Haves

Significant experience with authentication methods and tools (e.g., OAuth2, OpenID Connect, SAML).
Deep understanding of API standards, including FAPI, and exposure to financial services standards such as FDX.
Hands-on experience with API management platforms, event-driven architectures, and cloud integration services (AWS, Azure, GCP).
Strong knowledge of security principles, data governance, and compliance in integration scenarios.
Familiarity with DevOps practices and CI/CD pipelines for integration deployments as well as external Developer Portals.
Excellent communication and leadership skills to influence across technical and business teams.

Responsibilities

API Strategy & Architecture: Define and maintain the enterprise API architecture roadmap, ensuring alignment with business objectives and digital transformation initiatives.
Authentication & Security: Partner with Cybersecurity and Network Security to define, design and implement secure authentication and authorization strategies leveraging modern protocols (OAuth2, OpenID Connect) and tools to protect sensitive data and transactions in APIs.
Technology Strategy and Modernization: Ensure selected integration technologies (e.g., API gateways, event-driven platforms, cloud-native services) will support API agility, scalability, and resilience.
Standards, Lifecycle Management & Governance: Partner with Enterprise and Integration Architecture as well as API Governance to define API integration standards, API best practices (inclusive of versioning, documentation, and security), API design standards/patterns for APIs (REST, GraphQL), event API messaging, monitoring, analytics and retirement operating procedures across hybrid and multi-cloud environments.
Security, Compliance & Industry Standards: Define, Design and ensure adherence to robust API security standards such as FAPI (Financial-grade API), OAuth 2.0, JWT, mTLS, and rate limiting and incorporate financial services frameworks like FDX (Financial Data Exchange) into integration solutions to ensure compliance with data privacy and regulatory requirements.
Solution Design: Partner with product owners and engineering teams to design API integration solutions that meet functional and non-functional requirements (performance, security, reliability).
Mentorship & Influence: Coach technical teams on API-first principles, modern architecture patterns, and emerging technologies.
Stakeholder Engagement: Collaborate with business leaders, enterprise architects, and delivery teams to ensure alignment and successful execution of integration strategies.

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